Audio over LAN and IP audio system

ERMES produces a family of audio over LAN equipment that uses the audio over IP and the VoIP (Voice over IP) technology in order to transfer audio, video and data between the apparatuses; these equipment let you to install easily IP intercom systems, IP emergency call systems, public address and paging systems, audio and video entry door systems over a LAN shared with other systems and without additional cables.
You can use these IP audio and IP video equipment under the sole condition that a LAN network is available: you can install highly reliable intercoms, emergency call and public address systems. In fact the intercoms, the emergency call systems, the public address systems produced by ERMES do not require dedicated LAN: these equipment can use the existing LAN and can work jointly with previously installed systems.

Ermes let you to solve in reliable and cheaper way the problems involved in the installation of the following systems:

• IP Entry door systems (audio and video)
• IP Intercoms systems
• IP Emergency call systems (audio and video)
• IP Public address systems and IP Paging systems
• IP special audio and audio/video systems for railway, subway and rapid transit field

In addition, ERMES produces a range of special equipments over LAN with IP protocol suitable to be used in in railway, subway and rapid transit field; this range of products includes a surveillance and emergency call system for coaches that manages the communication inside the train and from train to ground by GSM, an audio/video emergency call system over LAN for stations, a multifunction emergency communication and evacuation system over LAN for tunnels, a Public Address system over LAN for stations (more).

The audio and video door entry systems over LAN that ERMES produces, are equipment with integrated LAN connection and IP protocol that avoid the need to install expensive cable networks reserved to these systems and consequently let to reduce strongly the installation costs.
In addition the use of the LAN let to upgrade the system very easily by adding new equipment or by changing the addressing of the call. (more).

This complete range of intercoms over IP let you to install communication systems without the need to lay complex and expensive cables network; the intercoms produced by ERMES use the VOIP (Voice Over IP) technology over standard Ethernet LAN in order to manage the audio communications.
These systems are specially suitable to be used in glassworks, steel mills or other industrial plants as well as in offices, parking areas, public areas and similar.
These equipment come with a complete set of functions (selective call, group call, general call, auto-answer, paging and public address mode) that let you to make simply very complex systems. (more).

ERMES produces emergency call equipment over LAN that let you to make emergency call systems suitable to be used in town parks, squares, campuses, stadiums and in all areas where it is necessary to give immediate and effective help.
If you wish to install these energency call systems in motorways or in places where you cannot have the LAN connection in the entire area, you can use a GSM gateway in order to link the LAN to the remote control room.(more).

The transmission of the audio over LAN is a technology that let to make Public Address Systems in wide areas where the laying of the cables is very expensive.
You can find these problems in shopping plazas, airports, railway stations, seaports, sport facilities, hospitals and in all wide dimension areas with presence of many people.
In addition, the high quality of the audio transmitted let to make music diffusion systems in hotels, commercial centers and similar facilities. (more).

When you have a LAN on your area, you can share it with the audio over LAN equipment for IP audio systems that uses audio over IP protocol.